Official results for the 2009 Arunachal Pradesh Legislative Assembly election. INC won the most seats with 42 out of 60.
Total seats: 60. Majority mark: 30.
| Party | Seats | Vote Share |
|---|---|---|
| INC | 42 | 50.4% |
| NCP | 5 | 19.3% |
| AITC | 5 | 15.0% |
| PPA | 4 | 7.3% |
| BJP | 3 | 5.2% |
| IND | 1 | 2.2% |
| JD(U) | 0 | 0.6% |
| Constituency | Winner | Party | Margin % |
|---|---|---|---|
| ALONG EAST | JARKARGAMLIN | INC | 6.1% |
| ALONG WEST | GADAM ETE | INC | 0.3% |
| ANINI | RAJESHTACHO | INC | 2.4% |
| BAMENG | KUMAR WAII | INC | 42.4% |
| BASAR | Gojen Gadi | INC | 22.5% |
| BOMDILA | Shri R.T. Khunjuju | INC | 4.9% |
| BORDUMSA - DIYUN | C. C. SINGPHO | INC | 7.5% |
| BORDURIA BOGAPANI | Wanglin Lowangdong | INC | 35.8% |
| CHANGLANG NORTH | THINGHAAP TAIJU | INC | 16.2% |
| CHANGLANG SOUTH | PHOSUM KHIMHUN | INC | 45.5% |
| CHAYANG TAJO | KARYABAGANG | AITC | 4.9% |
| CHOWKHAM | CHOW TEWA MEIN | INC | 21.9% |
| DAMBUK | JOMIN TAYENG | NCP | 1.3% |
| DAPORIJO | SHRI TAPEN SIGA | BJP | 9.4% |
| DIRANG | Shri Phurpa Tsering | PPA | 13.1% |
| DOIMUKH | NABAM REBIA | INC | 3.6% |
| DUMPORIJO | TAKAR MARDE | INC | 62.4% |
| HAYULIANG | KALIKHOPUL | INC | 74.3% |
| ITANAGAR | Techi Kaso | NCP | 11.5% |
| KALAKTANG | SHRI TENZING NORBU THONGDOK | INC | 17.2% |
| KANUBARI | NEWLAI TINGKHATRA | INC | 7.4% |
| KHONSA EAST | KAMTHOK LOWANG | AITC | 5.9% |
| KHONSA WEST | YUMSEM MATEY | INC | 6.0% |
| KOLORIANG | Lokam Tassar | INC | 12.1% |
| LEKANG | CHOWNA MEIN | INC | 24.3% |
| LIKABALI | JOMDE KENA | INC | 10.6% |
| LIROMOBA | JARPUM GAMLIN | INC | 41.5% |
| LONGDING PUMAO | THANGWANG WANGHAM | INC | 6.5% |
| LUMLA | JAMBEY TASHI | INC | NaN% |
| MARIYANG-GEKU | J.K PANGGENG | INC | 13.5% |
| MEBO | RALOM BORANG | NCP | 6.0% |
| MECHUKA | PASANG DORJEE SONA | INC | 20.2% |
| MIAO | KAMLUNG MOSANG | INC | 19.4% |
| MUKTO | DORJEE KHANDU | INC | NaN% |
| NACHO | Tanga Byaling | INC | 54.9% |
| NAMPONG | SETONGSENA | INC | 54.9% |
| NAMSAI | NANG SATI MEIN | IND | 35.3% |
| NAMSANG | Wangki Lowang | INC | 37.2% |
| NARI-KOYU | TAKODABI | INC | 12.3% |
| NYAPIN | Bamang Felix | NCP | 8.2% |
| PAKKE KESSANG | ATUM WELLY | INC | 1.2% |
| PALIN | TAKAM TAGAR | PPA | 6.0% |
| PANGIN | Tapang Taloh | INC | 25.6% |
| PASIGHAT EAST | BOSIRAM SIRAM | INC | 21.6% |
| PASIGHAT WEST | TANGORTAPAK | BJP | 6.4% |
| PONGCHAU WAKKA | HONCHUN NGANDAM | INC | 37.3% |
| RAGA | Nido Pavitra | INC | 8.8% |
| ROING | LAETAUMBREY | AITC | 8.8% |
| RUMGONG | Tamiyo Taga | BJP | 7.9% |
| SAGALEE | NABAM TUKI | INC | 38.5% |
| SEPPA EAST | TAPUK TAKU | AITC | 3.2% |
| SEPPA WEST | TANI LOFFA | AITC | 5.9% |
| TALI | MARKIO TADO | PPA | 34.7% |
| TALIHA | PUNJI MARA | INC | 6.0% |
| TAWANG | TSEWANG DHONDUP | INC | NaN% |
| TEZU | Karikho Kri | INC | 29.7% |
| THRIZINO-BURAGAON | KUMSI SIDISOW | PPA | 43.2% |
| TUTING YINGKIONG | ALO LIBANG | NCP | 15.2% |
| YACHULI | LIKHASAAYA | INC | 0.3% |
| ZIRO HAPOLI | PADIRICHO | INC | 16.8% |